/*
 * JBoss, Home of Professional Open Source
 * Copyright 2011, Red Hat, Inc. and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.mobicents.protocols.ss7.m3ua.impl.parameter;

import javolution.xml.XMLFormat;
import javolution.xml.XMLSerializable;
import javolution.xml.stream.XMLStreamException;

import org.mobicents.protocols.ss7.m3ua.parameter.Parameter;
import org.mobicents.protocols.ss7.m3ua.parameter.TrafficModeType;

/**
 * 
 * @author amit bhayani
 * 
 */
public class TrafficModeTypeImpl extends ParameterImpl implements TrafficModeType, XMLSerializable {
	private static final String MODE = "mode";

	private int mode = 0;
	private byte[] value;
	
	public TrafficModeTypeImpl(){
		this.tag = Parameter.Traffic_Mode_Type;
	}

	protected TrafficModeTypeImpl(byte[] data) {
		this.tag = Parameter.Traffic_Mode_Type;
		this.value = data;
		this.mode = 0;
		this.mode |= data[0] & 0xFF;
		this.mode <<= 8;
		this.mode |= data[1] & 0xFF;
		this.mode <<= 8;
		this.mode |= data[2] & 0xFF;
		this.mode <<= 8;
		this.mode |= data[3] & 0xFF;
	}

	protected TrafficModeTypeImpl(int traffmode) {
		this.tag = Parameter.Traffic_Mode_Type;
		mode = traffmode;
		encode();
	}

	private void encode() {
		// create byte array taking into account data, point codes and
		// indicators;
		this.value = new byte[4];
		// encode routing context
		value[0] = (byte) (mode >> 24);
		value[1] = (byte) (mode >> 16);
		value[2] = (byte) (mode >> 8);
		value[3] = (byte) (mode);
	}

	public int getMode() {
		return mode;
	}

	@Override
	protected byte[] getValue() {
		return value;
	}

	@Override
	public String toString() {
		return String.format("TrafficModeType mode=%d", mode);
	}

	/**
	 * XML Serialization/Deserialization
	 */
	protected static final XMLFormat<TrafficModeTypeImpl> RC_XML = new XMLFormat<TrafficModeTypeImpl>(
			TrafficModeTypeImpl.class) {

		@Override
		public void read(javolution.xml.XMLFormat.InputElement xml, TrafficModeTypeImpl trafficMode)
				throws XMLStreamException {
			trafficMode.mode = xml.getAttribute(MODE).toInt();
			trafficMode.encode();
		}

		@Override
		public void write(TrafficModeTypeImpl trafficMode, javolution.xml.XMLFormat.OutputElement xml)
				throws XMLStreamException {
			xml.setAttribute(MODE, trafficMode.mode);
		}
	};

}
